<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<script type="text/javascript">
			var a = (123+45*78)/(34+543)-9*(324-34);
			console.log(a);
			
			var sheshidu =prompt("输入摄氏度");
			var huashidu=9/5*sheshidu+32;
			console.log(huashidu);
			
			var b =Math.pow((23+Math.pow(5,7))/45,2);
			console.log(b);
			
			var bianchang=prompt("输入六边形边长");
			var mianji=3*Math.pow(3,1/2)/2*Math.pow(bianchang,2);
			console.log(mianji);
			
			var c =(6+1000)%7;
			console.log(c);
			
			var d = prompt("输入一个三位数");
			var bai= Math.floor(d/100);
			var shi = Math.floor(d % 100 / 10);
			var ge = d % 10;
			var e =bai + shi + ge;
			console.log(e);
		</script>
	</head>
	<body>
	</body>
</html>
